Dye, ink and paper tend to be more expensive for this method of printing than with normal color printers.

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IBM's researchers have also patented a related nano-patterning method that uses fluorescent spheres that can take the color red, blue or green.

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Commonly, the color of the meat is wrongly used as a method for indicating whether or not the meat is cooked.

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If photo albums are your preferred method of storage, digital shots can be turned into glossy hard copies with inexpensive color printers and the right paper.

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